Family name Flerko (Флерко 
, Flerko 
) , all around the world, is a rare cognomen. The surname Flerko is habitual in Belarus, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Ukraine. Measured by absolute frequency, the name is most common in Eastern Europe, particularly Belarus, Russia, and Ukraine. Much less frequently, Flerko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Флерко | Kazakhstan, Russia, Ukraine, Belarus |
| Flerko | Russia, Ukraine, United States, Belarus |
| heinz flerko |
|